CVE-2026-80761

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: zero the sockaddr before returning it in getname isosockgetname fills a struct sockaddriso in place and returns its size without clearing it first, so bytes it does not write are copied to user space from the kern...

CVE-2026-80826

In the Linux kernel, the following vulnerability has been resolved: USB: c67x00: fix use-after-free in c67x00addisourb When TD creation fails for the last packet of an isochronous URB, c67x00addisourb gives the URB back before updating the endpoint scheduling state. c67x00givebackurb frees the UR...

CVE-2026-80831

In the Linux kernel, the following vulnerability has been resolved: crypto: mxs-dcp - fix source scatterlist length access mxsdcpaesblockcrypt uses sgdmalen without mapping the source scatterlist with dmamapsg first. Therefore, sgdmalen is invalid and could return zero or a stale DMA length,...

CVE-2026-80840

In the Linux kernel, the following vulnerability has been resolved: ipv6: seg6: clear IPv4 control block on IPIP decapsulation End.DX4 and End.DT4 decapsulate an IPv4 packet through decapandvalidate and send it directly to IPv4 routing. The inner packet therefore bypasses iprcvcore, which normall...

CVE-2026-80764

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix LE list UAF on reset hciccreset clears the LE accept and resolving lists without taking hdev-lock. Other command-complete handlers serialize updates to these lists with that lock, and the debugfs readers...

CVE-2026-80838

In the Linux kernel, the following vulnerability has been resolved: vxlan: keep the last remote linked during FDB flush A non-nexthop FDB entry is expected to have at least one remote while it remains reachable through the FDB hash table. A filtered bulk flush violates this invariant when every...

CVE-2026-80787

In the Linux kernel, the following vulnerability has been resolved: nvmet: pci-epf: fix use-after-free in nvmetpciepfexeciodwork nvmetpciepfexeciodwork submits an I/O command with req-execute and then waits for the command to complete and transfers the data back to the host. This wait is not need...

CVE-2026-80803

In the Linux kernel, the following vulnerability has been resolved: nfc: digital: clamp SENSFRES length to the destination buffer digitalinrecvsensfres memcpys resp-len bytes from a remote NFC-F device response into the NFCSENSFRESMAXSIZE-byte target.sensfres field without an upper-bound check. A...

CVE-2026-80848

In the Linux kernel, the following vulnerability has been resolved: xfrm: espintcp: fix UAF during close ZDI reported and analyzed a race condition during close for espintcp sockets: espintcpclose frees emsg-skb via kfreeskb without holding any socket lock. Concurrently, the xfrmtransreinject wor...

CVE-2026-80820

In the Linux kernel, the following vulnerability has been resolved: xfs: don't livelock in scrub on a circular unlinked list LOLLM points out that online fsck can livelock if an unlinked inode list contains a loop. Use a bitmap to detect cycles...

CVE-2026-80805

In the Linux kernel, the following vulnerability has been resolved: xfs: validate attr entry pointer before field access xfsattr3leafverifyentry accesses lentry/rentry fields namelen, valuelen before checking if the entry pointer itself is within bounds. If nameidx is crafted to point near the en...

CVE-2026-80786

In the Linux kernel, the following vulnerability has been resolved: fbdev: Wrap user-invoked calls to fbsetvar in helper Handle fbcon during display updates in fbsetvarfromuser. Check with fbcon if the mode change is possible, update hardware state and finally update fbcon. Update all callers. On...

CVE-2026-80819

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: take rfcommmutex for the deferred setup accept rfcommsockrecvmsg completes a deferred setup by calling rfcommdlcaccept without holding any RFCOMM lock: if testandclearbitRFCOMMDEFERSETUP, &d-flags...

UBUNTU-CVE-2026-80790

In the Linux kernel, the following vulnerability has been resolved: nvmet-fc: fix invalid free in LS IOD error path nvmetfcalloclsiodlist advances iod while initializing the LS IOD array. If an rqstbuf allocation or response buffer DMA mapping fails, the unwind loop decrements iod past the start ...

UBUNTU-CVE-2026-80852

In the Linux kernel, the following vulnerability has been resolved: tls: device: fix out-of-bounds write in tlsappendfrag Found with syzkaller and a local syzbot instance running on top of a netdevsim TLS offload emulation; tlsdevice.c is otherwise only reachable on a machine with a NIC that...

UBUNTU-CVE-2026-80802

In the Linux kernel, the following vulnerability has been resolved: nfc: fdp: bound the device-reported read length and fix an skb leak fdpncii2cread takes the next packet length from two device-supplied bytes and never validates it. The value is a u16 used as the i2cmasterrecv count into a...

UBUNTU-CVE-2026-80851

In the Linux kernel, the following vulnerability has been resolved: gtp: serialize PDP context updates PDP contexts can be deleted through GTPCMDDELPDP or while the GTP network device is being unregistered. The latter is serialized by RTNL, but the generic-netlink delete path only holds RCU...

UBUNTU-CVE-2026-80766

In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: fix use-after-free of inrangetimer on remove uclogicremove cancels the pen in-range timer and then stops the device: timerdeletesync&drvdata-inrangetimer; hidhwstophdev; timerdeletesync only guarantees the timer is...

UBUNTU-CVE-2026-80788

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Do not WARN on remotely-controlled oversized SGL allocations When fuzzing the nvme target code, I tripped a kernel warning in nvmettcpmapdata because the length passed into the allocator is controlled by the remote...

UBUNTU-CVE-2026-80796

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: add datalen bound checks to activation parameter extractors nciextractactivationparamsisodep and nciextractactivationparamsnfcdep read an inner length byte from the NCI RFINTFACTIVATEDNTF payload and use it to memcpy in...